Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancer

Lung cancer is a widely occurring and deadly malignancy, with high prevalence rates in China and across the globe. Specifically, non-small cell lung cancer (NSCLC) represents about 85% of all lung cancer cases. The 5-year disease-free survival rate after surgery for stage IB-IIIB NSCLC patients (dis...

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Main Authors: Liu Xin, Yang Yue, Ren Zihan, Cui Youbin, Lu Tianyu, Wang Rui
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-06-01
Series:Frontiers in Physiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphys.2023.1200124/full
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author Liu Xin
Yang Yue
Ren Zihan
Cui Youbin
Lu Tianyu
Wang Rui
author_facet Liu Xin
Yang Yue
Ren Zihan
Cui Youbin
Lu Tianyu
Wang Rui
author_sort Liu Xin
collection DOAJ
description Lung cancer is a widely occurring and deadly malignancy, with high prevalence rates in China and across the globe. Specifically, non-small cell lung cancer (NSCLC) represents about 85% of all lung cancer cases. The 5-year disease-free survival rate after surgery for stage IB-IIIB NSCLC patients (disease-free survival, DFS) has notably declined from 73% to 13%. Early detection of abnormal cancer molecules and subsequent personalized treatment plans are the most effective ways to address this problem. Liquid biopsy, surprisingly, enables safe, accurate, non-invasive, and dynamic tracking of disease progression. Among the various modalities, circulating tumor DNA (ctDNA) is the most commonly used liquid biopsy modality. ctDNA serves as a credible “liquid biopsy” diagnostic tool that, to a certain extent, overcomes tumor heterogeneity and harbors genetic mutations in malignancies, thereby providing early information on tumor genetic alterations. Despite considerable academic interest in the clinical significance of ctDNA, consensus on its utility remains lacking. In this review, we assess the role of ctDNA testing in the diagnosis and management of NSCLC as a reference for clinical intervention in this disease. Lastly, we examine future directions to optimize ctDNA for personalized therapy.
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spelling doaj.art-26ce1a79d38b4b32b20f6567a51e0e412023-06-07T05:17:40ZengFrontiers Media S.A.Frontiers in Physiology1664-042X2023-06-011410.3389/fphys.2023.12001241200124Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancerLiu XinYang YueRen ZihanCui YoubinLu TianyuWang RuiLung cancer is a widely occurring and deadly malignancy, with high prevalence rates in China and across the globe. Specifically, non-small cell lung cancer (NSCLC) represents about 85% of all lung cancer cases. The 5-year disease-free survival rate after surgery for stage IB-IIIB NSCLC patients (disease-free survival, DFS) has notably declined from 73% to 13%. Early detection of abnormal cancer molecules and subsequent personalized treatment plans are the most effective ways to address this problem. Liquid biopsy, surprisingly, enables safe, accurate, non-invasive, and dynamic tracking of disease progression. Among the various modalities, circulating tumor DNA (ctDNA) is the most commonly used liquid biopsy modality. ctDNA serves as a credible “liquid biopsy” diagnostic tool that, to a certain extent, overcomes tumor heterogeneity and harbors genetic mutations in malignancies, thereby providing early information on tumor genetic alterations. Despite considerable academic interest in the clinical significance of ctDNA, consensus on its utility remains lacking. In this review, we assess the role of ctDNA testing in the diagnosis and management of NSCLC as a reference for clinical intervention in this disease. Lastly, we examine future directions to optimize ctDNA for personalized therapy.https://www.frontiersin.org/articles/10.3389/fphys.2023.1200124/fullliquid biopsynon-small cell lung cancerearly diagnosisprognosisrecurrenceadjuvant therapy
spellingShingle Liu Xin
Yang Yue
Ren Zihan
Cui Youbin
Lu Tianyu
Wang Rui
Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancer
Frontiers in Physiology
liquid biopsy
non-small cell lung cancer
early diagnosis
prognosis
recurrence
adjuvant therapy
title Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancer
title_full Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancer
title_fullStr Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancer
title_full_unstemmed Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancer
title_short Clinical application of liquid biopsy based on circulating tumor DNA in non-small cell lung cancer
title_sort clinical application of liquid biopsy based on circulating tumor dna in non small cell lung cancer
topic liquid biopsy
non-small cell lung cancer
early diagnosis
prognosis
recurrence
adjuvant therapy
url https://www.frontiersin.org/articles/10.3389/fphys.2023.1200124/full
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